'\" t
.\" Copyright 2001      Alexey Mahotkin <alexm@hsys.msk.ru>
.\"
.\" SPDX-License-Identifier: GPL-2.0-or-later
.\"
.TH KOI8-R 7 2024-05-02 "Linux man-pages 6.9.1"
.SH NAME
koi8-r \- Russian character set encoded in octal, decimal,
and hexadecimal
.SH DESCRIPTION
RFC\ 1489 defines an 8-bit character set, KOI8-R.
KOI8-R encodes the
characters used in Russian.
.SS KOI8-R characters
The following table displays the characters in KOI8-R that
are printable and unlisted in the
.BR ascii (7)
manual page.
.TS
l l l c lp-1.
Oct	Dec	Hex	Char	Description
_
200	128	80	─	BOX DRAWINGS LIGHT HORIZONTAL
201	129	81	│	BOX DRAWINGS LIGHT VERTICAL
202	130	82	┌	BOX DRAWINGS LIGHT DOWN AND RIGHT
203	131	83	┐	BOX DRAWINGS LIGHT DOWN AND LEFT
204	132	84	└	BOX DRAWINGS LIGHT UP AND RIGHT
205	133	85	┘	BOX DRAWINGS LIGHT UP AND LEFT
206	134	86	├	BOX DRAWINGS LIGHT VERTICAL AND RIGHT
207	135	87	┤	BOX DRAWINGS LIGHT VERTICAL AND LEFT
210	136	88	┬	BOX DRAWINGS LIGHT DOWN AND HORIZONTAL
211	137	89	┴	BOX DRAWINGS LIGHT UP AND HORIZONTAL
212	138	8A	┼	BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL
213	139	8B	▀	UPPER HALF BLOCK
214	140	8C	▄	LOWER HALF BLOCK
215	141	8D	█	FULL BLOCK
216	142	8E	▌	LEFT HALF BLOCK
217	143	8F	▐	RIGHT HALF BLOCK
220	144	90	░	LIGHT SHADE
221	145	91	▒	MEDIUM SHADE
222	146	92	▓	DARK SHADE
223	147	93	⌠	TOP HALF INTEGRAL
224	148	94	■	BLACK SQUARE
225	149	95	∙	BULLET OPERATOR
226	150	96	√	SQUARE ROOT
227	151	97	≈	ALMOST EQUAL TO
230	152	98	≤	LESS-THAN OR EQUAL TO
231	153	99	≥	GREATER-THAN OR EQUAL TO
232	154	9A	 	NO-BREAK SPACE
233	155	9B	⌡	BOTTOM HALF INTEGRAL
234	156	9C	°	DEGREE SIGN
235	157	9D	²	SUPERSCRIPT TWO
236	158	9E	·	MIDDLE DOT
237	159	9F	÷	DIVISION SIGN
240	160	A0	═	BOX DRAWINGS DOUBLE HORIZONTAL
241	161	A1	║	BOX DRAWINGS DOUBLE VERTICAL
242	162	A2	╒	BOX DRAWINGS DOWN SINGLE AND RIGHT DOUBLE
243	163	A3	ё	CYRILLIC SMALL LETTER IO
244	164	A4	╓	BOX DRAWINGS DOWN DOUBLE AND RIGHT SINGLE
245	165	A5	╔	BOX DRAWINGS DOUBLE DOWN AND RIGHT
246	166	A6	╕	BOX DRAWINGS DOWN SINGLE AND LEFT DOUBLE
247	167	A7	╖	BOX DRAWINGS DOWN DOUBLE AND LEFT SINGLE
250	168	A8	╗	BOX DRAWINGS DOUBLE DOWN AND LEFT
251	169	A9	╘	BOX DRAWINGS UP SINGLE AND RIGHT DOUBLE
252	170	AA	╙	BOX DRAWINGS UP DOUBLE AND RIGHT SINGLE
253	171	AB	╚	BOX DRAWINGS DOUBLE UP AND RIGHT
254	172	AC	╛	BOX DRAWINGS UP SINGLE AND LEFT DOUBLE
255	173	AD	╜	BOX DRAWINGS UP DOUBLE AND LEFT SINGLE
256	174	AE	╝	BOX DRAWINGS DOUBLE UP AND LEFT
257	175	AF	╞	BOX DRAWINGS VERTICAL SINGLE AND RIGHT DOUBLE
260	176	B0	╟	BOX DRAWINGS VERTICAL DOUBLE AND RIGHT SINGLE
261	177	B1	╠	BOX DRAWINGS DOUBLE VERTICAL AND RIGHT
262	178	B2	╡	BOX DRAWINGS VERTICAL SINGLE AND LEFT DOUBLE
263	179	B3	Ё	CYRILLIC CAPITAL LETTER IO
264	180	B4	╢	BOX DRAWINGS VERTICAL DOUBLE AND LEFT SINGLE
265	181	B5	╣	BOX DRAWINGS DOUBLE VERTICAL AND LEFT
266	182	B6	╤	BOX DRAWINGS DOWN SINGLE AND HORIZONTAL DOUBLE
267	183	B7	╥	BOX DRAWINGS DOWN DOUBLE AND HORIZONTAL SINGLE
270	184	B8	╦	BOX DRAWINGS DOUBLE DOWN AND HORIZONTAL
271	185	B9	╧	BOX DRAWINGS UP SINGLE AND HORIZONTAL DOUBLE
272	186	BA	╨	BOX DRAWINGS UP DOUBLE AND HORIZONTAL SINGLE
273	187	BB	╩	BOX DRAWINGS DOUBLE UP AND HORIZONTAL
274	188	BC	╪	T{
BOX DRAWINGS VERTICAL SINGLE
.br
AND HORIZONTAL DOUBLE
T}
275	189	BD	╫	T{
BOX DRAWINGS VERTICAL DOUBLE
.br
AND HORIZONTAL SINGLE
T}
276	190	BE	╬	BOX DRAWINGS DOUBLE VERTICAL AND HORIZONTAL
277	191	BF	©	COPYRIGHT SIGN
300	192	C0	ю	CYRILLIC SMALL LETTER YU
301	193	C1	а	CYRILLIC SMALL LETTER A
302	194	C2	б	CYRILLIC SMALL LETTER BE
303	195	C3	ц	CYRILLIC SMALL LETTER TSE
304	196	C4	д	CYRILLIC SMALL LETTER DE
305	197	C5	е	CYRILLIC SMALL LETTER IE
306	198	C6	ф	CYRILLIC SMALL LETTER EF
307	199	C7	г	CYRILLIC SMALL LETTER GHE
310	200	C8	х	CYRILLIC SMALL LETTER HA
311	201	C9	и	CYRILLIC SMALL LETTER I
312	202	CA	й	CYRILLIC SMALL LETTER SHORT I
313	203	CB	к	CYRILLIC SMALL LETTER KA
314	204	CC	л	CYRILLIC SMALL LETTER EL
315	205	CD	м	CYRILLIC SMALL LETTER EM
316	206	CE	н	CYRILLIC SMALL LETTER EN
317	207	CF	о	CYRILLIC SMALL LETTER O
320	208	D0	п	CYRILLIC SMALL LETTER PE
321	209	D1	я	CYRILLIC SMALL LETTER YA
322	210	D2	р	CYRILLIC SMALL LETTER ER
323	211	D3	с	CYRILLIC SMALL LETTER ES
324	212	D4	т	CYRILLIC SMALL LETTER TE
325	213	D5	у	CYRILLIC SMALL LETTER U
326	214	D6	ж	CYRILLIC SMALL LETTER ZHE
327	215	D7	в	CYRILLIC SMALL LETTER VE
330	216	D8	ь	CYRILLIC SMALL LETTER SOFT SIGN
331	217	D9	ы	CYRILLIC SMALL LETTER YERU
332	218	DA	з	CYRILLIC SMALL LETTER ZE
333	219	DB	ш	CYRILLIC SMALL LETTER SHA
334	220	DC	э	CYRILLIC SMALL LETTER E
335	221	DD	щ	CYRILLIC SMALL LETTER SHCHA
336	222	DE	ч	CYRILLIC SMALL LETTER CHE
337	223	DF	ъ	CYRILLIC SMALL LETTER HARD SIGN
340	224	E0	Ю	CYRILLIC CAPITAL LETTER YU
341	225	E1	А	CYRILLIC CAPITAL LETTER A
342	226	E2	Б	CYRILLIC CAPITAL LETTER BE
343	227	E3	Ц	CYRILLIC CAPITAL LETTER TSE
344	228	E4	Д	CYRILLIC CAPITAL LETTER DE
345	229	E5	Е	CYRILLIC CAPITAL LETTER IE
346	230	E6	Ф	CYRILLIC CAPITAL LETTER EF
347	231	E7	Г	CYRILLIC CAPITAL LETTER GHE
350	232	E8	Х	CYRILLIC CAPITAL LETTER HA
351	233	E9	И	CYRILLIC CAPITAL LETTER I
352	234	EA	Й	CYRILLIC CAPITAL LETTER SHORT I
353	235	EB	К	CYRILLIC CAPITAL LETTER KA
354	236	EC	Л	CYRILLIC CAPITAL LETTER EL
355	237	ED	М	CYRILLIC CAPITAL LETTER EM
356	238	EE	Н	CYRILLIC CAPITAL LETTER EN
357	239	EF	О	CYRILLIC CAPITAL LETTER O
360	240	F0	П	CYRILLIC CAPITAL LETTER PE
361	241	F1	Я	CYRILLIC CAPITAL LETTER YA
362	242	F2	Р	CYRILLIC CAPITAL LETTER ER
363	243	F3	С	CYRILLIC CAPITAL LETTER ES
364	244	F4	Т	CYRILLIC CAPITAL LETTER TE
365	245	F5	У	CYRILLIC CAPITAL LETTER U
366	246	F6	Ж	CYRILLIC CAPITAL LETTER ZHE
367	247	F7	В	CYRILLIC CAPITAL LETTER VE
370	248	F8	Ь	CYRILLIC CAPITAL LETTER SOFT SIGN
371	249	F9	Ы	CYRILLIC CAPITAL LETTER YERU
372	250	FA	З	CYRILLIC CAPITAL LETTER ZE
373	251	FB	Ш	CYRILLIC CAPITAL LETTER SHA
374	252	FC	Э	CYRILLIC CAPITAL LETTER E
375	253	FD	Щ	CYRILLIC CAPITAL LETTER SHCHA
376	254	FE	Ч	CYRILLIC CAPITAL LETTER CHE
377	255	FF	Ъ	CYRILLIC CAPITAL LETTER HARD SIGN
.TE
.SH NOTES
The differences with KOI8-U are in the hex positions
A4, A6, A7, AD, B4, B6, B7, and BD.
.SH SEE ALSO
.BR ascii (7),
.BR charsets (7),
.BR cp1251 (7),
.BR iso_8859\-5 (7),
.BR koi8\-u (7),
.BR utf\-8 (7)
